Grounding is the method by which electric circuits and other equipment are electrically connected to the earth. Grounding serves two purposes: to maintain an approximately constant voltage reference (usually designated as zero voltage) and to provide a...

In electrical engineering, the term ground or earth has several meanings depending on the specific application areas. Ground is the reference point in an electrical circuit from which other voltages are measured, a common return path for electrical...

SAND IS A POOR CONDUCTOR. THIS MEANS THAT GETTING A GOOD EARTH GROUND IN THE DESERT REQUIRES EXTRA TIME AND EFFORT. BUT IS IT WORTH IT? A GOOD GROUND IS A MUST TO PREVENT ELECTRICAL SHOCK TO YOU AND DAMAGE...

Lightning is a spectacular and wonderfully intriguing burst of nature's energy. As we watch the sky split in a flash on the horizon and count the seconds for the resounding clap of thunder, little thought is given to how this voltage might more...

Today's big Ground Zero question was whether the World Trade Center Memorial Foundation would take any stand on the clash between the emotional Sept. 11 families and the stoic museums that want to set up shop on hallowed ground. You may remember that recently some...

Sierra Leone's president grounded all commercial helicopters and suspended the country's transport minister Tuesday following a weekend crash that killed 22 people, officials said.The helicopter was ferrying Togolese soccer fans and sports officials _ including Togolese Minister for Youth and Sports Richard Attipoe _ to...